now scientists from russia, switzerland and france will try to determine if loan yum poisoning was the cause. to loan yum emits deadly radiation that destroys human tissue, and though it cannot penetrate the stint if it's ingested, it does affect the organs. that is something israel denies. now, as for these tests, at the end of the day they might prove inconclusive. the poison decays very quickly, less than three years. arafat has been buried now for eight years. it is very possible, according to some investigators, that these results might tell us nothing at all. megyn? megyn: wow. david lee, thanks. >>> well, a homeowner shoots a pair of teenagers as they are breaking into his house, but now the prosecutors say he shot them, quote, in a manner that goes way beyond self-defense. trace gallagher walks us exactly through what happened. kelly's court debates, and you will decide who was in the right and who was in the wrong. >>> and president ronald reagan took office saying we needed to downsize government and dramatically cut federal spending, but in order or to make it happen, he had